ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Division Spotlight
Robotics & Remote Systems
The Mission of the Robotics and Remote Systems Division is to promote the development and application of immersive simulation, robotics, and remote systems for hazardous environments for the purpose of reducing hazardous exposure to individuals, reducing environmental hazards and reducing the cost of performing work.
Meeting Spotlight
2025 ANS Annual Conference
June 15–18, 2025
Chicago, IL|Chicago Marriott Downtown
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
Latest Magazine Issues
May 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
June 2025
Nuclear Technology
Fusion Science and Technology
Latest News
Webinar: MC&A and safety in advanced reactors in focus
Towell
Russell
Prasad
The American Nuclear Society’s Nuclear Nonproliferation Policy Division recently hosted a webinar on updating material control and accounting (MC&A) and security regulations for the evolving field of advanced reactors.
Moderator Shikha Prasad (CEO, Srijan LLC) was joined by two presenters, John Russell and Lester Towell, who looked at how regulations that were historically developed for traditional light water reactors will apply to the next generation of nuclear technology and what changes need to be made.
Technical Session
Wednesday, May 18, 2022|1:30–3:15PM EDT|Brighton III/IV
Session Chair:
Javier Ortensi
Alternate Chair:
Shoichiro OKITA
Session Organizer:
John D. Bess
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Preliminary Experiment in a Graphite-Moderated Core to Avoid Full Mock-Up Experiment for the Future First Commercial HTGR
S. Okita (Japan Atomic Energy Agency), Y. Fukaya (Japan Atomic Energy Agency), A. Sakon (Kindai Univ.), T. Sano (Kindai Univ.), Y. Takahashi (Kyoto Univ.), H. Unesaki (Kyoto Univ.)
Paper
Attachment — Presenter's biography
Sockeye Validation Support Using the SPHERE Facility
Joshua Hansel (INL), Jeremy Hartvigsen (INL), Lander Ibarra (ANL), Piyush Sabharwall (INL), Bo Feng (ANL)
Validation of Serpent 2 Depletion Calculations Against Experimental Data from the Advanced Gas Reactor (AGR) Irradiation Campaign
Tatiana Siaraferas (Univ. California, Berkeley), Massimiliano Fratoni (Univ. California, Berkeley)
Attachment — Short Biography
Beta-Ray-Bremsstrahlung Contribution to the Delayed-Photoneutron Group for Heavy Water Reactor
Yanuar Ady Setiawan (Ulsan Nat'l Institute of Science and Technology), Hemantika Sengar (Amity Univ., Noida), Douglas A. Fynan (Ulsan Nat'l Institute of Science and Technology)
To join the conversation, you must be logged in and registered for the meeting.